Home / 20,178,091,214.10-30,267,136,821.15-20,178,091,214.10

Finding the Fourth Proportional to 20,178,091,214.10, 30,267,136,821.15 and 20,178,091,214.10

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Solution

The fourth proportional to 20,178,091,214.10, 30,267,136,821.15 and 20,178,091,214.10 is: 30,267,136,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,091,214.10 : 30,267,136,821.15 = 20,178,091,214.10 : x
  2. Step 2: Convert to fraction form
    20,178,091,214.10/30,267,136,821.15 = 20,178,091,214.10/x
  3. Step 3: Cross multiply
    20,178,091,214.10x = 30,267,136,821.15 × 20,178,091,214.10
  4. Step 4: Simplify right side
    20,178,091,214.10x = 610,733,047,566,809,432,064
  5. Step 5: Solve for x
    x = 610,733,047,566,809,432,064/20,178,091,214.10
  6. Step 6: Final answer
    x = 30,267,136,821.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.